Inflatable support appliance

Details Inflatable support appliance Inflatable support appliance

1974-11-18

1976-04-13

Gilliam, Paul R.

Beds

Bedsteads

Element or detail

5347, 5 91, A47C 2708, A47C 2900

Patent

active

039494381

ABSTRACT:
The disclosure relates to a support appliance in the form of a mattress formed from a resilient foam material having interconnecting air transmitting cells, the upper surface of the mattress having at least an impedance to gas flow whilst permitting transmission of water vapour from the outer to the inner side thereof for removal by air flow through the mattress effected by an air pump.

REFERENCES:
patent: 1142876 (1915-06-01), Davis et al.
patent: 2543218 (1951-02-01), Young et al.
patent: 2750606 (1956-07-01), Freedlander et al.
patent: 3266064 (1966-08-01), Figman
patent: 3521311 (1970-07-01), Cohen
patent: 3822425 (1974-07-01), Scales

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